[FEATURE] (refract): increase file array size

This is a legacy commit from before 2015-03-01.
It may be incomplete as well as inconsistent.
See COPYING.legacy and README.history for details.

refract is now able to store more file names

src/ts/refract/include/refract_dim.inc

@@ -28,6 +28,6 @@ c
 c==============================================================================
 c
       integer maxtraces, maxsamples, maxfiles
-      parameter(maxtraces=2500,maxsamples=15000000, maxfiles=30)
+      parameter(maxtraces=2500,maxsamples=15000000, maxfiles=80)
 c
 c ----- END OF refract_dim.inc -----